A block of copper has a volume of 0.05 m^3. The density of copper is 8.96 x 10^3 kg/m^3. What is the mass?

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above

Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.